<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>表格练习</title>
</head>
<body>
<caption>成绩表</caption>
<table border="1px" style="border-collapse: collapse ">
    <tr>
        <th>序号</th>
        <th>姓名</th>
        <th>成绩</th>
    </tr>
    <tr>
        <td>1</td>
        <td>玥玥宝贝</td>
        <td>99</td>
    </tr>
    <tr>
        <td>2</td>
        <td>咩栗天使</td>
        <td>98</td>
    </tr>
</table>
</body>
</html>